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KT8

Country:  Great Britain (UK)      Brand:  MO Valve Co. Ltd.; GB 
  Tube type:  Screen-grid Tetrode   Power/Output 
Tube ID = 12784
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Identical to KT8
Similar Tubes Normally replaceable-slightly different:
 CV1079; KT8C
First Source (s) 1938 : The Wireless World, London (WW, 79)
Successor Tubes VT79  

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Top contact with a cap
Filament Vf 6.3 Volts / If: 1.3 Ampere / -: Indirect /
Description Va <600; Vg2 <300 Gm 4.5mA/V.
Specified for general-purpose Line-time base, audio and RF use.
25W output at 60 MHz, 43W at 20 MHz. 
Literature Taschenbuch zum Röhren-Codex 1948/49   

gb_marconi_kt8_back_1.jpg
KT8: TreLe
Trev Levick

 
kt8_sock.png
KT8: Tabu Röhren-Codex, 1948
Anonymous 15 Collector

 

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